Fix Windows Defender Service Not Starting (Error 0x80070422)
You try to start Windows Defender but get error 0x80070422: “The service cannot be started, eithe...
Software comparisons, alternatives, and tool decision notes.
Fit
Decision
Migration
Latest comparisons
Browse labBitLocker Best Settings and Fix for Error 0x8031004a
If you're seeing BitLocker error 0x8031004a, it usually means the Trusted Platform Module (TPM) i...
Fix Windows Defender Causing Slow Boot Up
If your PC takes longer to start up than it used to, Windows Defender might be scanning too aggre...
Fix Remote Desktop Login Loop with Credential Manager Reset
If you're stuck in a remote desktop login loop—where you enter your password, see the desktop bri...
Windows Defender Not Working After Update: Checklist
After a Windows Update, Windows Defender (now called Microsoft Defender Antivirus) may stop worki...
Fix Windows Security Proxy Error Not Working
Windows Security may stop working with a proxy error, often due to misconfigured proxy settings o...